netstat -nr
ifconfig
add、flush、delete、change、get、monitor
sudo route -v add -net $ip $gateway
sudo route -v add -net 10.88.0 172.16.0.1
sudo route -n add -net 10.88.0.0 -netmask 255.255.0.0 172.16.0.1
route add -host baidu.com 172.16.0.1
10.88.0.0 wan
172.16.0.1 lan